'07 GMC Sierra HD

The 2007 GMC Sierra HD exhibits something special that owners greatly appreciate – incredible power. The HD stands for heavy-duty, signifying that this range of pickup trucks has been designed to deliver high-end performance and capable of pulling and hauling huge loads thanks to its upgraded powertrain.

The 2007 Sierra HD now comes with an upgraded version of the previous model year’s Duramax V8 engine with turbochargers. The new engine has an improved horsepower of 365hp and is coupled with an six speed automatic transmission.. The 2007 Model is not provided with manual transmission.

Considering that the 2007 GMC Sierra HD has an enhanced towing capacity, one might ask how it handles trailers. The answer is simple – the anti-lock braking system is now extended to connect with the trailer brakes.

Packages include an off-road configuration package. Multiple airbags including side airbags are provided, increasing the safety quotient considerably.

2008 GMC Sierra HD

The 2008 GMC Sierra HD is a heavy duty pickup which serves the purpose of heavy hauling and heavy duty use and abuse on and off the road. It has a sturdy frame and strong fittings.

The cabin seats two and is luxuriously designed and has all sports utility vehicle fittings. There is enough space behind the seats for coats and boots. The operating controls are easy to locate.

The vehicle has small improvements over the 2008 GMC Sierra HD including, seat adjusters, gauges and XM satellite radio capacity. The vehicle is fitted with anti lock brakes, front impact airbags and an anti theft ignition disabling device.

A device detecting unwanted vehicle intrusion is included for security. This vehicle is for those who need a heavy duty vehicle but enjoy a smooth ride even on uneven surfaces.